** Shares of luxury retailer Watches of Switzerland Group WOSG.L slide 4% to 493.8p
** Stock among top losers on FTSE midcaps index .FTMC
** Co now expects FY26 operating profit margin to decline by 70–90 basis points YOY vs prior guidance of flat to down 100 bps
** Co expects EBIT margins to improve in H2 on brand margin resets, product mix and one‑off costs
** We presume changes to margin forecast is driven by one-offs and imply no major changes to underlying estimates - Jefferies analysts
** YTD, stock had risen 8.5%
(Reporting by Tuhina in Bengaluru)
((Tuhina@thomsonreuters.com))